[ 9.365810][ T223] ip (223) used greatest stack depth: 24720 bytes left [ 10.793574][ T293] gre: GRE over IPv4 demultiplexer driver [ 10.802357][ T293] ip_gre: GRE over IPv4 tunneling driver [ 11.272250][ T317] 8021q: 802.1Q VLAN Support v1.8 [ 12.125176][ T356] GACT probability NOT on [ 12.132745][ T354] tc (354) used greatest stack depth: 24576 bytes left [ 311.621463][ T9276] ping6 (9276) used greatest stack depth: 24376 bytes left